42394980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1057

約数の個数: 96

約数和(自身を含む): 127991808

約数和(自身を除く): 85596828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 460, 465, 620, 690, 713, 930, 991, 1380, 1426, 1860, 1982, 2139, 2852, 2973, 3565, 3964, 4278, 4955, 5946, 7130, 8556, 9910, 10695, 11892, 14260, 14865, 19820, 21390, 22793, 29730, 30721, 42780, 45586, 59460, 61442, 68379, 91172, 92163, 113965, 122884, 136758, 153605, 184326, 227930, 273516, 307210, 341895, 368652, 455860, 460815, 614420, 683790, 706583, 921630, 1367580, 1413166, 1843260, 2119749, 2826332, 3532915, 4239498, 7065830, 8478996, 10598745, 14131660, 21197490, 42394980]

約数ペア:

[(1, 42394980), (2, 21197490), (3, 14131660), (4, 10598745), (5, 8478996), (6, 7065830), (10, 4239498), (12, 3532915), (15, 2826332), (20, 2119749), (23, 1843260), (30, 1413166), (31, 1367580), (46, 921630), (60, 706583), (62, 683790), (69, 614420), (92, 460815), (93, 455860), (115, 368652), (124, 341895), (138, 307210), (155, 273516), (186, 227930), (230, 184326), (276, 153605), (310, 136758), (345, 122884), (372, 113965), (460, 92163), (465, 91172), (620, 68379), (690, 61442), (713, 59460), (930, 45586), (991, 42780), (1380, 30721), (1426, 29730), (1860, 22793), (1982, 21390), (2139, 19820), (2852, 14865), (2973, 14260), (3565, 11892), (3964, 10695), (4278, 9910), (4955, 8556), (5946, 7130)]