8739640

素因数分解:

$2^3\times 5^1\times 7^5\times {\mathrm{13}}^1$

素因数の和:59

約数の個数: 96

約数和(自身を含む): 24706080

約数和(自身を除く): 15966440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 343, 364, 392, 455, 490, 520, 637, 686, 728, 910, 980, 1274, 1372, 1715, 1820, 1960, 2401, 2548, 2744, 3185, 3430, 3640, 4459, 4802, 5096, 6370, 6860, 8918, 9604, 12005, 12740, 13720, 16807, 17836, 19208, 22295, 24010, 25480, 31213, 33614, 35672, 44590, 48020, 62426, 67228, 84035, 89180, 96040, 124852, 134456, 156065, 168070, 178360, 218491, 249704, 312130, 336140, 436982, 624260, 672280, 873964, 1092455, 1248520, 1747928, 2184910, 4369820, 8739640]

約数ペア:

[(1, 8739640), (2, 4369820), (4, 2184910), (5, 1747928), (7, 1248520), (8, 1092455), (10, 873964), (13, 672280), (14, 624260), (20, 436982), (26, 336140), (28, 312130), (35, 249704), (40, 218491), (49, 178360), (52, 168070), (56, 156065), (65, 134456), (70, 124852), (91, 96040), (98, 89180), (104, 84035), (130, 67228), (140, 62426), (182, 48020), (196, 44590), (245, 35672), (260, 33614), (280, 31213), (343, 25480), (364, 24010), (392, 22295), (455, 19208), (490, 17836), (520, 16807), (637, 13720), (686, 12740), (728, 12005), (910, 9604), (980, 8918), (1274, 6860), (1372, 6370), (1715, 5096), (1820, 4802), (1960, 4459), (2401, 3640), (2548, 3430), (2744, 3185)]