20199985470

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{562517}}^1$

素因数の和:562559

約数の個数: 128

約数和(自身を含む): 64802073600

約数和(自身を除く): 44602088130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 90, 95, 105, 114, 126, 133, 135, 171, 189, 190, 210, 266, 270, 285, 315, 342, 378, 399, 513, 570, 630, 665, 798, 855, 945, 1026, 1197, 1330, 1710, 1890, 1995, 2394, 2565, 3591, 3990, 5130, 5985, 7182, 11970, 17955, 35910, 562517, 1125034, 1687551, 2812585, 3375102, 3937619, 5062653, 5625170, 7875238, 8437755, 10125306, 10687823, 11812857, 15187959, 16875510, 19688095, 21375646, 23625714, 25313265, 30375918, 32063469, 35438571, 39376190, 50626530, 53439115, 59064285, 64126938, 70877142, 74814761, 75939795, 96190407, 106315713, 106878230, 118128570, 149629522, 151879590, 160317345, 177192855, 192380814, 212631426, 224444283, 288571221, 320634690, 354385710, 374073805, 448888566, 480952035, 531578565, 577142442, 673332849, 748147610, 961904070, 1063157130, 1122221415, 1346665698, 1442856105, 2019998547, 2244442830, 2885712210, 3366664245, 4039997094, 6733328490, 10099992735, 20199985470]

約数ペア:

[(1, 20199985470), (2, 10099992735), (3, 6733328490), (5, 4039997094), (6, 3366664245), (7, 2885712210), (9, 2244442830), (10, 2019998547), (14, 1442856105), (15, 1346665698), (18, 1122221415), (19, 1063157130), (21, 961904070), (27, 748147610), (30, 673332849), (35, 577142442), (38, 531578565), (42, 480952035), (45, 448888566), (54, 374073805), (57, 354385710), (63, 320634690), (70, 288571221), (90, 224444283), (95, 212631426), (105, 192380814), (114, 177192855), (126, 160317345), (133, 151879590), (135, 149629522), (171, 118128570), (189, 106878230), (190, 106315713), (210, 96190407), (266, 75939795), (270, 74814761), (285, 70877142), (315, 64126938), (342, 59064285), (378, 53439115), (399, 50626530), (513, 39376190), (570, 35438571), (630, 32063469), (665, 30375918), (798, 25313265), (855, 23625714), (945, 21375646), (1026, 19688095), (1197, 16875510), (1330, 15187959), (1710, 11812857), (1890, 10687823), (1995, 10125306), (2394, 8437755), (2565, 7875238), (3591, 5625170), (3990, 5062653), (5130, 3937619), (5985, 3375102), (7182, 2812585), (11970, 1687551), (17955, 1125034), (35910, 562517)]