2004579140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^2\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 108

約数和(自身を含む): 4598077764

約数和(自身を除く): 2593498624

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 157, 170, 188, 235, 289, 314, 340, 470, 578, 628, 785, 799, 940, 1156, 1445, 1570, 1598, 2209, 2669, 2890, 3140, 3196, 3995, 4418, 5338, 5780, 7379, 7990, 8836, 10676, 11045, 13345, 13583, 14758, 15980, 22090, 26690, 27166, 29516, 36895, 37553, 44180, 45373, 53380, 54332, 67915, 73790, 75106, 90746, 125443, 135830, 147580, 150212, 181492, 187765, 226865, 250886, 271660, 346813, 375530, 453730, 501772, 627215, 638401, 693626, 751060, 907460, 1254430, 1276802, 1387252, 1734065, 2132531, 2508860, 2553604, 3192005, 3468130, 4265062, 5895821, 6384010, 6936260, 8530124, 10662655, 11791642, 12768020, 21325310, 23583284, 29479105, 42650620, 58958210, 100228957, 117916420, 200457914, 400915828, 501144785, 1002289570, 2004579140]

約数ペア:

[(1, 2004579140), (2, 1002289570), (4, 501144785), (5, 400915828), (10, 200457914), (17, 117916420), (20, 100228957), (34, 58958210), (47, 42650620), (68, 29479105), (85, 23583284), (94, 21325310), (157, 12768020), (170, 11791642), (188, 10662655), (235, 8530124), (289, 6936260), (314, 6384010), (340, 5895821), (470, 4265062), (578, 3468130), (628, 3192005), (785, 2553604), (799, 2508860), (940, 2132531), (1156, 1734065), (1445, 1387252), (1570, 1276802), (1598, 1254430), (2209, 907460), (2669, 751060), (2890, 693626), (3140, 638401), (3196, 627215), (3995, 501772), (4418, 453730), (5338, 375530), (5780, 346813), (7379, 271660), (7990, 250886), (8836, 226865), (10676, 187765), (11045, 181492), (13345, 150212), (13583, 147580), (14758, 135830), (15980, 125443), (22090, 90746), (26690, 75106), (27166, 73790), (29516, 67915), (36895, 54332), (37553, 53380), (44180, 45373)]