39499980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:683

約数の個数: 96

約数和(自身を含む): 120657600

約数和(自身を除く): 81157620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 89, 130, 156, 178, 195, 260, 267, 356, 390, 445, 534, 569, 780, 890, 1068, 1138, 1157, 1335, 1707, 1780, 2276, 2314, 2670, 2845, 3414, 3471, 4628, 5340, 5690, 5785, 6828, 6942, 7397, 8535, 11380, 11570, 13884, 14794, 17070, 17355, 22191, 23140, 29588, 34140, 34710, 36985, 44382, 50641, 69420, 73970, 88764, 101282, 110955, 147940, 151923, 202564, 221910, 253205, 303846, 443820, 506410, 607692, 658333, 759615, 1012820, 1316666, 1519230, 1974999, 2633332, 3038460, 3291665, 3949998, 6583330, 7899996, 9874995, 13166660, 19749990, 39499980]

約数ペア:

[(1, 39499980), (2, 19749990), (3, 13166660), (4, 9874995), (5, 7899996), (6, 6583330), (10, 3949998), (12, 3291665), (13, 3038460), (15, 2633332), (20, 1974999), (26, 1519230), (30, 1316666), (39, 1012820), (52, 759615), (60, 658333), (65, 607692), (78, 506410), (89, 443820), (130, 303846), (156, 253205), (178, 221910), (195, 202564), (260, 151923), (267, 147940), (356, 110955), (390, 101282), (445, 88764), (534, 73970), (569, 69420), (780, 50641), (890, 44382), (1068, 36985), (1138, 34710), (1157, 34140), (1335, 29588), (1707, 23140), (1780, 22191), (2276, 17355), (2314, 17070), (2670, 14794), (2845, 13884), (3414, 11570), (3471, 11380), (4628, 8535), (5340, 7397), (5690, 6942), (5785, 6828)]