10420020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 35070672

約数和(自身を除く): 24650652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 73, 78, 90, 117, 122, 130, 146, 156, 180, 183, 195, 219, 234, 244, 260, 292, 305, 365, 366, 390, 438, 468, 549, 585, 610, 657, 730, 732, 780, 793, 876, 915, 949, 1095, 1098, 1170, 1220, 1314, 1460, 1586, 1830, 1898, 2190, 2196, 2340, 2379, 2628, 2745, 2847, 3172, 3285, 3660, 3796, 3965, 4380, 4453, 4745, 4758, 5490, 5694, 6570, 7137, 7930, 8541, 8906, 9490, 9516, 10980, 11388, 11895, 13140, 13359, 14235, 14274, 15860, 17082, 17812, 18980, 22265, 23790, 26718, 28470, 28548, 34164, 35685, 40077, 42705, 44530, 47580, 53436, 56940, 57889, 66795, 71370, 80154, 85410, 89060, 115778, 133590, 142740, 160308, 170820, 173667, 200385, 231556, 267180, 289445, 347334, 400770, 521001, 578890, 694668, 801540, 868335, 1042002, 1157780, 1736670, 2084004, 2605005, 3473340, 5210010, 10420020]

約数ペア:

[(1, 10420020), (2, 5210010), (3, 3473340), (4, 2605005), (5, 2084004), (6, 1736670), (9, 1157780), (10, 1042002), (12, 868335), (13, 801540), (15, 694668), (18, 578890), (20, 521001), (26, 400770), (30, 347334), (36, 289445), (39, 267180), (45, 231556), (52, 200385), (60, 173667), (61, 170820), (65, 160308), (73, 142740), (78, 133590), (90, 115778), (117, 89060), (122, 85410), (130, 80154), (146, 71370), (156, 66795), (180, 57889), (183, 56940), (195, 53436), (219, 47580), (234, 44530), (244, 42705), (260, 40077), (292, 35685), (305, 34164), (365, 28548), (366, 28470), (390, 26718), (438, 23790), (468, 22265), (549, 18980), (585, 17812), (610, 17082), (657, 15860), (730, 14274), (732, 14235), (780, 13359), (793, 13140), (876, 11895), (915, 11388), (949, 10980), (1095, 9516), (1098, 9490), (1170, 8906), (1220, 8541), (1314, 7930), (1460, 7137), (1586, 6570), (1830, 5694), (1898, 5490), (2190, 4758), (2196, 4745), (2340, 4453), (2379, 4380), (2628, 3965), (2745, 3796), (2847, 3660), (3172, 3285)]