870938180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2749}}^1$

素因数の和:2869

約数の個数: 96

約数和(自身を含む): 2188032000

約数和(自身を除く): 1317093820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 73, 124, 140, 146, 155, 217, 292, 310, 365, 434, 511, 620, 730, 868, 1022, 1085, 1460, 2044, 2170, 2263, 2555, 2749, 4340, 4526, 5110, 5498, 9052, 10220, 10996, 11315, 13745, 15841, 19243, 22630, 27490, 31682, 38486, 45260, 54980, 63364, 76972, 79205, 85219, 96215, 158410, 170438, 192430, 200677, 316820, 340876, 384860, 401354, 426095, 596533, 802708, 852190, 1003385, 1193066, 1404739, 1704380, 2006770, 2386132, 2809478, 2982665, 4013540, 5618956, 5965330, 6220987, 7023695, 11930660, 12441974, 14047390, 24883948, 28094780, 31104935, 43546909, 62209870, 87093818, 124419740, 174187636, 217734545, 435469090, 870938180]

約数ペア:

[(1, 870938180), (2, 435469090), (4, 217734545), (5, 174187636), (7, 124419740), (10, 87093818), (14, 62209870), (20, 43546909), (28, 31104935), (31, 28094780), (35, 24883948), (62, 14047390), (70, 12441974), (73, 11930660), (124, 7023695), (140, 6220987), (146, 5965330), (155, 5618956), (217, 4013540), (292, 2982665), (310, 2809478), (365, 2386132), (434, 2006770), (511, 1704380), (620, 1404739), (730, 1193066), (868, 1003385), (1022, 852190), (1085, 802708), (1460, 596533), (2044, 426095), (2170, 401354), (2263, 384860), (2555, 340876), (2749, 316820), (4340, 200677), (4526, 192430), (5110, 170438), (5498, 158410), (9052, 96215), (10220, 85219), (10996, 79205), (11315, 76972), (13745, 63364), (15841, 54980), (19243, 45260), (22630, 38486), (27490, 31682)]