4951940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 12563712

約数和(自身を除く): 7611772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 163, 196, 217, 245, 310, 326, 434, 490, 620, 652, 815, 868, 980, 1085, 1141, 1519, 1630, 2170, 2282, 3038, 3260, 4340, 4564, 5053, 5705, 6076, 7595, 7987, 10106, 11410, 15190, 15974, 20212, 22820, 25265, 30380, 31948, 35371, 39935, 50530, 70742, 79870, 101060, 141484, 159740, 176855, 247597, 353710, 495194, 707420, 990388, 1237985, 2475970, 4951940]

約数ペア:

[(1, 4951940), (2, 2475970), (4, 1237985), (5, 990388), (7, 707420), (10, 495194), (14, 353710), (20, 247597), (28, 176855), (31, 159740), (35, 141484), (49, 101060), (62, 79870), (70, 70742), (98, 50530), (124, 39935), (140, 35371), (155, 31948), (163, 30380), (196, 25265), (217, 22820), (245, 20212), (310, 15974), (326, 15190), (434, 11410), (490, 10106), (620, 7987), (652, 7595), (815, 6076), (868, 5705), (980, 5053), (1085, 4564), (1141, 4340), (1519, 3260), (1630, 3038), (2170, 2282)]