30967720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5821}}^1$

素因数の和:5858

約数の個数: 64

約数和(自身を含む): 83836800

約数和(自身を除く): 52869080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 5821, 11642, 23284, 29105, 40747, 46568, 58210, 81494, 110599, 116420, 162988, 203735, 221198, 232840, 325976, 407470, 442396, 552995, 774193, 814940, 884792, 1105990, 1548386, 1629880, 2211980, 3096772, 3870965, 4423960, 6193544, 7741930, 15483860, 30967720]

約数ペア:

[(1, 30967720), (2, 15483860), (4, 7741930), (5, 6193544), (7, 4423960), (8, 3870965), (10, 3096772), (14, 2211980), (19, 1629880), (20, 1548386), (28, 1105990), (35, 884792), (38, 814940), (40, 774193), (56, 552995), (70, 442396), (76, 407470), (95, 325976), (133, 232840), (140, 221198), (152, 203735), (190, 162988), (266, 116420), (280, 110599), (380, 81494), (532, 58210), (665, 46568), (760, 40747), (1064, 29105), (1330, 23284), (2660, 11642), (5320, 5821)]