1639859910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{40823}}^1$

素因数の和:40949

約数の個数: 64

約数和(自身を含む): 4279661568

約数和(自身を除く): 2639801658

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 103, 130, 195, 206, 309, 390, 515, 618, 1030, 1339, 1545, 2678, 3090, 4017, 6695, 8034, 13390, 20085, 40170, 40823, 81646, 122469, 204115, 244938, 408230, 530699, 612345, 1061398, 1224690, 1592097, 2653495, 3184194, 4204769, 5306990, 7960485, 8409538, 12614307, 15920970, 21023845, 25228614, 42047690, 54661997, 63071535, 109323994, 126143070, 163985991, 273309985, 327971982, 546619970, 819929955, 1639859910]

約数ペア:

[(1, 1639859910), (2, 819929955), (3, 546619970), (5, 327971982), (6, 273309985), (10, 163985991), (13, 126143070), (15, 109323994), (26, 63071535), (30, 54661997), (39, 42047690), (65, 25228614), (78, 21023845), (103, 15920970), (130, 12614307), (195, 8409538), (206, 7960485), (309, 5306990), (390, 4204769), (515, 3184194), (618, 2653495), (1030, 1592097), (1339, 1224690), (1545, 1061398), (2678, 612345), (3090, 530699), (4017, 408230), (6695, 244938), (8034, 204115), (13390, 122469), (20085, 81646), (40170, 40823)]