1520581660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6491}}^1$

素因数の和:6583

約数の個数: 96

約数和(自身を含む): 3710411712

約数和(自身を除く): 2189830052

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 53, 65, 68, 85, 106, 130, 170, 212, 221, 260, 265, 340, 442, 530, 689, 884, 901, 1060, 1105, 1378, 1802, 2210, 2756, 3445, 3604, 4420, 4505, 6491, 6890, 9010, 11713, 12982, 13780, 18020, 23426, 25964, 32455, 46852, 58565, 64910, 84383, 110347, 117130, 129820, 168766, 220694, 234260, 337532, 344023, 421915, 441388, 551735, 688046, 843830, 1103470, 1376092, 1434511, 1687660, 1720115, 2206940, 2869022, 3440230, 4472299, 5738044, 5848391, 6880460, 7172555, 8944598, 11696782, 14345110, 17889196, 22361495, 23393564, 28690220, 29241955, 44722990, 58483910, 76029083, 89445980, 116967820, 152058166, 304116332, 380145415, 760290830, 1520581660]

約数ペア:

[(1, 1520581660), (2, 760290830), (4, 380145415), (5, 304116332), (10, 152058166), (13, 116967820), (17, 89445980), (20, 76029083), (26, 58483910), (34, 44722990), (52, 29241955), (53, 28690220), (65, 23393564), (68, 22361495), (85, 17889196), (106, 14345110), (130, 11696782), (170, 8944598), (212, 7172555), (221, 6880460), (260, 5848391), (265, 5738044), (340, 4472299), (442, 3440230), (530, 2869022), (689, 2206940), (884, 1720115), (901, 1687660), (1060, 1434511), (1105, 1376092), (1378, 1103470), (1802, 843830), (2210, 688046), (2756, 551735), (3445, 441388), (3604, 421915), (4420, 344023), (4505, 337532), (6491, 234260), (6890, 220694), (9010, 168766), (11713, 129820), (12982, 117130), (13780, 110347), (18020, 84383), (23426, 64910), (25964, 58565), (32455, 46852)]