2225470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 64

約数和(自身を含む): 4898880

約数和(自身を除く): 2673410

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 53, 65, 85, 95, 106, 130, 170, 190, 221, 247, 265, 323, 442, 494, 530, 646, 689, 901, 1007, 1105, 1235, 1378, 1615, 1802, 2014, 2210, 2470, 3230, 3445, 4199, 4505, 5035, 6890, 8398, 9010, 10070, 11713, 13091, 17119, 20995, 23426, 26182, 34238, 41990, 58565, 65455, 85595, 117130, 130910, 171190, 222547, 445094, 1112735, 2225470]

約数ペア:

[(1, 2225470), (2, 1112735), (5, 445094), (10, 222547), (13, 171190), (17, 130910), (19, 117130), (26, 85595), (34, 65455), (38, 58565), (53, 41990), (65, 34238), (85, 26182), (95, 23426), (106, 20995), (130, 17119), (170, 13091), (190, 11713), (221, 10070), (247, 9010), (265, 8398), (323, 6890), (442, 5035), (494, 4505), (530, 4199), (646, 3445), (689, 3230), (901, 2470), (1007, 2210), (1105, 2014), (1235, 1802), (1378, 1615)]