1427860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 3677184

約数和(自身を除く): 2249324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 47, 49, 62, 70, 94, 98, 124, 140, 155, 188, 196, 217, 235, 245, 310, 329, 434, 470, 490, 620, 658, 868, 940, 980, 1085, 1316, 1457, 1519, 1645, 2170, 2303, 2914, 3038, 3290, 4340, 4606, 5828, 6076, 6580, 7285, 7595, 9212, 10199, 11515, 14570, 15190, 20398, 23030, 29140, 30380, 40796, 46060, 50995, 71393, 101990, 142786, 203980, 285572, 356965, 713930, 1427860]

約数ペア:

[(1, 1427860), (2, 713930), (4, 356965), (5, 285572), (7, 203980), (10, 142786), (14, 101990), (20, 71393), (28, 50995), (31, 46060), (35, 40796), (47, 30380), (49, 29140), (62, 23030), (70, 20398), (94, 15190), (98, 14570), (124, 11515), (140, 10199), (155, 9212), (188, 7595), (196, 7285), (217, 6580), (235, 6076), (245, 5828), (310, 4606), (329, 4340), (434, 3290), (470, 3038), (490, 2914), (620, 2303), (658, 2170), (868, 1645), (940, 1519), (980, 1457), (1085, 1316)]