47726980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1625

約数の個数: 72

約数和(自身を含む): 120427776

約数和(自身を除く): 72700796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 1571, 2170, 3038, 3142, 4340, 6076, 6284, 7595, 7855, 10997, 15190, 15710, 21994, 30380, 31420, 43988, 48701, 54985, 76979, 97402, 109970, 153958, 194804, 219940, 243505, 307916, 340907, 384895, 487010, 681814, 769790, 974020, 1363628, 1539580, 1704535, 2386349, 3409070, 4772698, 6818140, 9545396, 11931745, 23863490, 47726980]

約数ペア:

[(1, 47726980), (2, 23863490), (4, 11931745), (5, 9545396), (7, 6818140), (10, 4772698), (14, 3409070), (20, 2386349), (28, 1704535), (31, 1539580), (35, 1363628), (49, 974020), (62, 769790), (70, 681814), (98, 487010), (124, 384895), (140, 340907), (155, 307916), (196, 243505), (217, 219940), (245, 194804), (310, 153958), (434, 109970), (490, 97402), (620, 76979), (868, 54985), (980, 48701), (1085, 43988), (1519, 31420), (1571, 30380), (2170, 21994), (3038, 15710), (3142, 15190), (4340, 10997), (6076, 7855), (6284, 7595)]