2099968291840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13230647}}^1$

素因数の和:13230703

約数の個数: 88

約数和(自身を含む): 5199962199552

約数和(自身を除く): 3099993907712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 5120, 7936, 9920, 15872, 19840, 31744, 39680, 79360, 158720, 13230647, 26461294, 52922588, 66153235, 105845176, 132306470, 211690352, 264612940, 410150057, 423380704, 529225880, 820300114, 846761408, 1058451760, 1640600228, 1693522816, 2050750285, 2116903520, 3281200456, 3387045632, 4101500570, 4233807040, 6562400912, 6774091264, 8203001140, 8467614080, 13124801824, 13548182528, 16406002280, 16935228160, 26249603648, 32812004560, 33870456320, 52499207296, 65624009120, 67740912640, 104998414592, 131248018240, 209996829184, 262496036480, 419993658368, 524992072960, 1049984145920, 2099968291840]

約数ペア:

[(1, 2099968291840), (2, 1049984145920), (4, 524992072960), (5, 419993658368), (8, 262496036480), (10, 209996829184), (16, 131248018240), (20, 104998414592), (31, 67740912640), (32, 65624009120), (40, 52499207296), (62, 33870456320), (64, 32812004560), (80, 26249603648), (124, 16935228160), (128, 16406002280), (155, 13548182528), (160, 13124801824), (248, 8467614080), (256, 8203001140), (310, 6774091264), (320, 6562400912), (496, 4233807040), (512, 4101500570), (620, 3387045632), (640, 3281200456), (992, 2116903520), (1024, 2050750285), (1240, 1693522816), (1280, 1640600228), (1984, 1058451760), (2480, 846761408), (2560, 820300114), (3968, 529225880), (4960, 423380704), (5120, 410150057), (7936, 264612940), (9920, 211690352), (15872, 132306470), (19840, 105845176), (31744, 66153235), (39680, 52922588), (79360, 26461294), (158720, 13230647)]