1902710920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227597}}^1$

素因数の和:227638

約数の個数: 64

約数和(自身を含む): 4916116800

約数和(自身を除く): 3013405880

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 227597, 455194, 910388, 1137985, 1820776, 2275970, 2503567, 4324343, 4551940, 5007134, 8648686, 9103880, 10014268, 12517835, 17297372, 20028536, 21621715, 25035670, 34594744, 43243430, 47567773, 50071340, 86486860, 95135546, 100142680, 172973720, 190271092, 237838865, 380542184, 475677730, 951355460, 1902710920]

約数ペア:

[(1, 1902710920), (2, 951355460), (4, 475677730), (5, 380542184), (8, 237838865), (10, 190271092), (11, 172973720), (19, 100142680), (20, 95135546), (22, 86486860), (38, 50071340), (40, 47567773), (44, 43243430), (55, 34594744), (76, 25035670), (88, 21621715), (95, 20028536), (110, 17297372), (152, 12517835), (190, 10014268), (209, 9103880), (220, 8648686), (380, 5007134), (418, 4551940), (440, 4324343), (760, 2503567), (836, 2275970), (1045, 1820776), (1672, 1137985), (2090, 910388), (4180, 455194), (8360, 227597)]