40014940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 144

約数和(自身を含む): 108928512

約数和(自身を除く): 68913572

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 43, 46, 68, 70, 85, 86, 92, 115, 119, 140, 161, 170, 172, 215, 230, 238, 289, 301, 322, 340, 391, 430, 460, 476, 578, 595, 602, 644, 731, 782, 805, 860, 989, 1156, 1190, 1204, 1445, 1462, 1505, 1564, 1610, 1955, 1978, 2023, 2380, 2737, 2890, 2924, 3010, 3220, 3655, 3910, 3956, 4046, 4945, 5117, 5474, 5780, 6020, 6647, 6923, 7310, 7820, 8092, 9890, 10115, 10234, 10948, 12427, 13294, 13685, 13846, 14620, 16813, 19780, 20230, 20468, 24854, 25585, 26588, 27370, 27692, 33235, 33626, 34615, 40460, 46529, 49708, 51170, 54740, 62135, 66470, 67252, 69230, 84065, 86989, 93058, 102340, 117691, 124270, 132940, 138460, 168130, 173978, 186116, 232645, 235382, 248540, 285821, 336260, 347956, 434945, 465290, 470764, 571642, 588455, 869890, 930580, 1143284, 1176910, 1429105, 1739780, 2000747, 2353820, 2858210, 4001494, 5716420, 8002988, 10003735, 20007470, 40014940]

約数ペア:

[(1, 40014940), (2, 20007470), (4, 10003735), (5, 8002988), (7, 5716420), (10, 4001494), (14, 2858210), (17, 2353820), (20, 2000747), (23, 1739780), (28, 1429105), (34, 1176910), (35, 1143284), (43, 930580), (46, 869890), (68, 588455), (70, 571642), (85, 470764), (86, 465290), (92, 434945), (115, 347956), (119, 336260), (140, 285821), (161, 248540), (170, 235382), (172, 232645), (215, 186116), (230, 173978), (238, 168130), (289, 138460), (301, 132940), (322, 124270), (340, 117691), (391, 102340), (430, 93058), (460, 86989), (476, 84065), (578, 69230), (595, 67252), (602, 66470), (644, 62135), (731, 54740), (782, 51170), (805, 49708), (860, 46529), (989, 40460), (1156, 34615), (1190, 33626), (1204, 33235), (1445, 27692), (1462, 27370), (1505, 26588), (1564, 25585), (1610, 24854), (1955, 20468), (1978, 20230), (2023, 19780), (2380, 16813), (2737, 14620), (2890, 13846), (2924, 13685), (3010, 13294), (3220, 12427), (3655, 10948), (3910, 10234), (3956, 10115), (4046, 9890), (4945, 8092), (5117, 7820), (5474, 7310), (5780, 6923), (6020, 6647)]