19190240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 48335616

約数和(自身を除く): 29145376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 73, 80, 106, 124, 146, 155, 160, 212, 248, 265, 292, 310, 365, 424, 496, 530, 584, 620, 730, 848, 992, 1060, 1168, 1240, 1460, 1643, 1696, 2120, 2263, 2336, 2480, 2920, 3286, 3869, 4240, 4526, 4960, 5840, 6572, 7738, 8215, 8480, 9052, 11315, 11680, 13144, 15476, 16430, 18104, 19345, 22630, 26288, 30952, 32860, 36208, 38690, 45260, 52576, 61904, 65720, 72416, 77380, 90520, 119939, 123808, 131440, 154760, 181040, 239878, 262880, 309520, 362080, 479756, 599695, 619040, 959512, 1199390, 1919024, 2398780, 3838048, 4797560, 9595120, 19190240]

約数ペア:

[(1, 19190240), (2, 9595120), (4, 4797560), (5, 3838048), (8, 2398780), (10, 1919024), (16, 1199390), (20, 959512), (31, 619040), (32, 599695), (40, 479756), (53, 362080), (62, 309520), (73, 262880), (80, 239878), (106, 181040), (124, 154760), (146, 131440), (155, 123808), (160, 119939), (212, 90520), (248, 77380), (265, 72416), (292, 65720), (310, 61904), (365, 52576), (424, 45260), (496, 38690), (530, 36208), (584, 32860), (620, 30952), (730, 26288), (848, 22630), (992, 19345), (1060, 18104), (1168, 16430), (1240, 15476), (1460, 13144), (1643, 11680), (1696, 11315), (2120, 9052), (2263, 8480), (2336, 8215), (2480, 7738), (2920, 6572), (3286, 5840), (3869, 4960), (4240, 4526)]