2474940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 7902720

約数和(自身を除く): 5427780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 167, 190, 195, 228, 247, 260, 285, 334, 380, 390, 494, 501, 570, 668, 741, 780, 835, 988, 1002, 1140, 1235, 1482, 1670, 2004, 2171, 2470, 2505, 2964, 3173, 3340, 3705, 4342, 4940, 5010, 6346, 6513, 7410, 8684, 9519, 10020, 10855, 12692, 13026, 14820, 15865, 19038, 21710, 26052, 31730, 32565, 38076, 41249, 43420, 47595, 63460, 65130, 82498, 95190, 123747, 130260, 164996, 190380, 206245, 247494, 412490, 494988, 618735, 824980, 1237470, 2474940]

約数ペア:

[(1, 2474940), (2, 1237470), (3, 824980), (4, 618735), (5, 494988), (6, 412490), (10, 247494), (12, 206245), (13, 190380), (15, 164996), (19, 130260), (20, 123747), (26, 95190), (30, 82498), (38, 65130), (39, 63460), (52, 47595), (57, 43420), (60, 41249), (65, 38076), (76, 32565), (78, 31730), (95, 26052), (114, 21710), (130, 19038), (156, 15865), (167, 14820), (190, 13026), (195, 12692), (228, 10855), (247, 10020), (260, 9519), (285, 8684), (334, 7410), (380, 6513), (390, 6346), (494, 5010), (501, 4940), (570, 4342), (668, 3705), (741, 3340), (780, 3173), (835, 2964), (988, 2505), (1002, 2470), (1140, 2171), (1235, 2004), (1482, 1670)]