2012249920

素因数分解:

$2^6\times 5^1\times {\mathrm{307}}^1\times {\mathrm{20483}}^1$

素因数の和:20807

約数の個数: 56

約数和(自身を含む): 4807512864

約数和(自身を除く): 2795262944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 307, 320, 614, 1228, 1535, 2456, 3070, 4912, 6140, 9824, 12280, 19648, 20483, 24560, 40966, 49120, 81932, 98240, 102415, 163864, 204830, 327728, 409660, 655456, 819320, 1310912, 1638640, 3277280, 6288281, 6554560, 12576562, 25153124, 31441405, 50306248, 62882810, 100612496, 125765620, 201224992, 251531240, 402449984, 503062480, 1006124960, 2012249920]

約数ペア:

[(1, 2012249920), (2, 1006124960), (4, 503062480), (5, 402449984), (8, 251531240), (10, 201224992), (16, 125765620), (20, 100612496), (32, 62882810), (40, 50306248), (64, 31441405), (80, 25153124), (160, 12576562), (307, 6554560), (320, 6288281), (614, 3277280), (1228, 1638640), (1535, 1310912), (2456, 819320), (3070, 655456), (4912, 409660), (6140, 327728), (9824, 204830), (12280, 163864), (19648, 102415), (20483, 98240), (24560, 81932), (40966, 49120)]