379799940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{486923}}^1$

素因数の和:486948

約数の個数: 48

約数和(自身を含む): 1145245248

約数和(自身を除く): 765445308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 486923, 973846, 1460769, 1947692, 2434615, 2921538, 4869230, 5843076, 6329999, 7303845, 9738460, 12659998, 14607690, 18989997, 25319996, 29215380, 31649995, 37979994, 63299990, 75959988, 94949985, 126599980, 189899970, 379799940]

約数ペア:

[(1, 379799940), (2, 189899970), (3, 126599980), (4, 94949985), (5, 75959988), (6, 63299990), (10, 37979994), (12, 31649995), (13, 29215380), (15, 25319996), (20, 18989997), (26, 14607690), (30, 12659998), (39, 9738460), (52, 7303845), (60, 6329999), (65, 5843076), (78, 4869230), (130, 2921538), (156, 2434615), (195, 1947692), (260, 1460769), (390, 973846), (780, 486923)]