4003992

素因数分解:

$2^3\times 3^4\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 11586960

約数和(自身を除く): 7582968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 167, 216, 222, 296, 324, 333, 334, 444, 501, 648, 666, 668, 888, 999, 1002, 1332, 1336, 1503, 1998, 2004, 2664, 2997, 3006, 3996, 4008, 4509, 5994, 6012, 6179, 7992, 9018, 11988, 12024, 12358, 13527, 18036, 18537, 23976, 24716, 27054, 36072, 37074, 49432, 54108, 55611, 74148, 108216, 111222, 148296, 166833, 222444, 333666, 444888, 500499, 667332, 1000998, 1334664, 2001996, 4003992]

約数ペア:

[(1, 4003992), (2, 2001996), (3, 1334664), (4, 1000998), (6, 667332), (8, 500499), (9, 444888), (12, 333666), (18, 222444), (24, 166833), (27, 148296), (36, 111222), (37, 108216), (54, 74148), (72, 55611), (74, 54108), (81, 49432), (108, 37074), (111, 36072), (148, 27054), (162, 24716), (167, 23976), (216, 18537), (222, 18036), (296, 13527), (324, 12358), (333, 12024), (334, 11988), (444, 9018), (501, 7992), (648, 6179), (666, 6012), (668, 5994), (888, 4509), (999, 4008), (1002, 3996), (1332, 3006), (1336, 2997), (1503, 2664), (1998, 2004)]