1780357744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1571}}^1$

素因数の和:1774

約数の個数: 80

約数和(自身を含む): 3873609216

約数和(自身を除く): 2093251472

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 137, 176, 188, 274, 376, 517, 548, 752, 1034, 1096, 1507, 1571, 2068, 2192, 3014, 3142, 4136, 6028, 6284, 6439, 8272, 12056, 12568, 12878, 17281, 24112, 25136, 25756, 34562, 51512, 69124, 70829, 73837, 103024, 138248, 141658, 147674, 215227, 276496, 283316, 295348, 430454, 566632, 590696, 812207, 860908, 1133264, 1181392, 1624414, 1721816, 2367497, 3248828, 3443632, 4734994, 6497656, 9469988, 10115669, 12995312, 18939976, 20231338, 37879952, 40462676, 80925352, 111272359, 161850704, 222544718, 445089436, 890178872, 1780357744]

約数ペア:

[(1, 1780357744), (2, 890178872), (4, 445089436), (8, 222544718), (11, 161850704), (16, 111272359), (22, 80925352), (44, 40462676), (47, 37879952), (88, 20231338), (94, 18939976), (137, 12995312), (176, 10115669), (188, 9469988), (274, 6497656), (376, 4734994), (517, 3443632), (548, 3248828), (752, 2367497), (1034, 1721816), (1096, 1624414), (1507, 1181392), (1571, 1133264), (2068, 860908), (2192, 812207), (3014, 590696), (3142, 566632), (4136, 430454), (6028, 295348), (6284, 283316), (6439, 276496), (8272, 215227), (12056, 147674), (12568, 141658), (12878, 138248), (17281, 103024), (24112, 73837), (25136, 70829), (25756, 69124), (34562, 51512)]