996839960

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{1423}}^1$

素因数の和:1728

約数の個数: 64

約数和(自身を含む): 2282273280

約数和(自身を除く): 1285433320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 211, 332, 415, 422, 664, 830, 844, 1055, 1423, 1660, 1688, 2110, 2846, 3320, 4220, 5692, 7115, 8440, 11384, 14230, 17513, 28460, 35026, 56920, 70052, 87565, 118109, 140104, 175130, 236218, 300253, 350260, 472436, 590545, 600506, 700520, 944872, 1181090, 1201012, 1501265, 2362180, 2402024, 3002530, 4724360, 6005060, 12010120, 24920999, 49841998, 99683996, 124604995, 199367992, 249209990, 498419980, 996839960]

約数ペア:

[(1, 996839960), (2, 498419980), (4, 249209990), (5, 199367992), (8, 124604995), (10, 99683996), (20, 49841998), (40, 24920999), (83, 12010120), (166, 6005060), (211, 4724360), (332, 3002530), (415, 2402024), (422, 2362180), (664, 1501265), (830, 1201012), (844, 1181090), (1055, 944872), (1423, 700520), (1660, 600506), (1688, 590545), (2110, 472436), (2846, 350260), (3320, 300253), (4220, 236218), (5692, 175130), (7115, 140104), (8440, 118109), (11384, 87565), (14230, 70052), (17513, 56920), (28460, 35026)]