40366964920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{243703}}^1$

素因数の和:243856

約数の個数: 64

約数和(自身を含む): 93962514240

約数和(自身を除く): 53595549320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 101, 164, 202, 205, 328, 404, 410, 505, 808, 820, 1010, 1640, 2020, 4040, 4141, 8282, 16564, 20705, 33128, 41410, 82820, 165640, 243703, 487406, 974812, 1218515, 1949624, 2437030, 4874060, 9748120, 9991823, 19983646, 24614003, 39967292, 49228006, 49959115, 79934584, 98456012, 99918230, 123070015, 196912024, 199836460, 246140030, 399672920, 492280060, 984560120, 1009174123, 2018348246, 4036696492, 5045870615, 8073392984, 10091741230, 20183482460, 40366964920]

約数ペア:

[(1, 40366964920), (2, 20183482460), (4, 10091741230), (5, 8073392984), (8, 5045870615), (10, 4036696492), (20, 2018348246), (40, 1009174123), (41, 984560120), (82, 492280060), (101, 399672920), (164, 246140030), (202, 199836460), (205, 196912024), (328, 123070015), (404, 99918230), (410, 98456012), (505, 79934584), (808, 49959115), (820, 49228006), (1010, 39967292), (1640, 24614003), (2020, 19983646), (4040, 9991823), (4141, 9748120), (8282, 4874060), (16564, 2437030), (20705, 1949624), (33128, 1218515), (41410, 974812), (82820, 487406), (165640, 243703)]