896646320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{4273}}^1$

素因数の和:4390

約数の個数: 80

約数和(自身を含む): 2168661792

約数和(自身を除く): 1272015472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 61, 80, 86, 122, 172, 215, 244, 305, 344, 430, 488, 610, 688, 860, 976, 1220, 1720, 2440, 2623, 3440, 4273, 4880, 5246, 8546, 10492, 13115, 17092, 20984, 21365, 26230, 34184, 41968, 42730, 52460, 68368, 85460, 104920, 170920, 183739, 209840, 260653, 341840, 367478, 521306, 734956, 918695, 1042612, 1303265, 1469912, 1837390, 2085224, 2606530, 2939824, 3674780, 4170448, 5213060, 7349560, 10426120, 11208079, 14699120, 20852240, 22416158, 44832316, 56040395, 89664632, 112080790, 179329264, 224161580, 448323160, 896646320]

約数ペア:

[(1, 896646320), (2, 448323160), (4, 224161580), (5, 179329264), (8, 112080790), (10, 89664632), (16, 56040395), (20, 44832316), (40, 22416158), (43, 20852240), (61, 14699120), (80, 11208079), (86, 10426120), (122, 7349560), (172, 5213060), (215, 4170448), (244, 3674780), (305, 2939824), (344, 2606530), (430, 2085224), (488, 1837390), (610, 1469912), (688, 1303265), (860, 1042612), (976, 918695), (1220, 734956), (1720, 521306), (2440, 367478), (2623, 341840), (3440, 260653), (4273, 209840), (4880, 183739), (5246, 170920), (8546, 104920), (10492, 85460), (13115, 68368), (17092, 52460), (20984, 42730), (21365, 41968), (26230, 34184)]