13354120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 32966640

約数和(自身を除く): 19612520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 421, 488, 520, 610, 793, 842, 1220, 1586, 1684, 2105, 2440, 3172, 3368, 3965, 4210, 5473, 6344, 7930, 8420, 10946, 15860, 16840, 21892, 25681, 27365, 31720, 43784, 51362, 54730, 102724, 109460, 128405, 205448, 218920, 256810, 333853, 513620, 667706, 1027240, 1335412, 1669265, 2670824, 3338530, 6677060, 13354120]

約数ペア:

[(1, 13354120), (2, 6677060), (4, 3338530), (5, 2670824), (8, 1669265), (10, 1335412), (13, 1027240), (20, 667706), (26, 513620), (40, 333853), (52, 256810), (61, 218920), (65, 205448), (104, 128405), (122, 109460), (130, 102724), (244, 54730), (260, 51362), (305, 43784), (421, 31720), (488, 27365), (520, 25681), (610, 21892), (793, 16840), (842, 15860), (1220, 10946), (1586, 8420), (1684, 7930), (2105, 6344), (2440, 5473), (3172, 4210), (3368, 3965)]