1904940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 6093360

約数和(自身を除く): 4188420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 557, 570, 684, 855, 1114, 1140, 1671, 1710, 2228, 2785, 3342, 3420, 5013, 5570, 6684, 8355, 10026, 10583, 11140, 16710, 20052, 21166, 25065, 31749, 33420, 42332, 50130, 52915, 63498, 95247, 100260, 105830, 126996, 158745, 190494, 211660, 317490, 380988, 476235, 634980, 952470, 1904940]

約数ペア:

[(1, 1904940), (2, 952470), (3, 634980), (4, 476235), (5, 380988), (6, 317490), (9, 211660), (10, 190494), (12, 158745), (15, 126996), (18, 105830), (19, 100260), (20, 95247), (30, 63498), (36, 52915), (38, 50130), (45, 42332), (57, 33420), (60, 31749), (76, 25065), (90, 21166), (95, 20052), (114, 16710), (171, 11140), (180, 10583), (190, 10026), (228, 8355), (285, 6684), (342, 5570), (380, 5013), (557, 3420), (570, 3342), (684, 2785), (855, 2228), (1114, 1710), (1140, 1671)]