15852980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 40981248

約数和(自身を除く): 25128268

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 26, 44, 46, 52, 55, 65, 92, 110, 115, 130, 143, 220, 230, 241, 253, 260, 286, 299, 460, 482, 506, 572, 598, 715, 964, 1012, 1196, 1205, 1265, 1430, 1495, 2410, 2530, 2651, 2860, 2990, 3133, 3289, 4820, 5060, 5302, 5543, 5980, 6266, 6578, 10604, 11086, 12532, 13156, 13255, 15665, 16445, 22172, 26510, 27715, 31330, 32890, 34463, 53020, 55430, 60973, 62660, 65780, 68926, 72059, 110860, 121946, 137852, 144118, 172315, 243892, 288236, 304865, 344630, 360295, 609730, 689260, 720590, 792649, 1219460, 1441180, 1585298, 3170596, 3963245, 7926490, 15852980]

約数ペア:

[(1, 15852980), (2, 7926490), (4, 3963245), (5, 3170596), (10, 1585298), (11, 1441180), (13, 1219460), (20, 792649), (22, 720590), (23, 689260), (26, 609730), (44, 360295), (46, 344630), (52, 304865), (55, 288236), (65, 243892), (92, 172315), (110, 144118), (115, 137852), (130, 121946), (143, 110860), (220, 72059), (230, 68926), (241, 65780), (253, 62660), (260, 60973), (286, 55430), (299, 53020), (460, 34463), (482, 32890), (506, 31330), (572, 27715), (598, 26510), (715, 22172), (964, 16445), (1012, 15665), (1196, 13255), (1205, 13156), (1265, 12532), (1430, 11086), (1495, 10604), (2410, 6578), (2530, 6266), (2651, 5980), (2860, 5543), (2990, 5302), (3133, 5060), (3289, 4820)]