2605163940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{307939}}^1$

素因数の和:308001

約数の個数: 72

約数和(自身を含む): 8070491520

約数和(自身を除く): 5465327580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 8460, 307939, 615878, 923817, 1231756, 1539695, 1847634, 2771451, 3079390, 3695268, 4619085, 5542902, 6158780, 9238170, 11085804, 13857255, 14473133, 18476340, 27714510, 28946266, 43419399, 55429020, 57892532, 72365665, 86838798, 130258197, 144731330, 173677596, 217096995, 260516394, 289462660, 434193990, 521032788, 651290985, 868387980, 1302581970, 2605163940]

約数ペア:

[(1, 2605163940), (2, 1302581970), (3, 868387980), (4, 651290985), (5, 521032788), (6, 434193990), (9, 289462660), (10, 260516394), (12, 217096995), (15, 173677596), (18, 144731330), (20, 130258197), (30, 86838798), (36, 72365665), (45, 57892532), (47, 55429020), (60, 43419399), (90, 28946266), (94, 27714510), (141, 18476340), (180, 14473133), (188, 13857255), (235, 11085804), (282, 9238170), (423, 6158780), (470, 5542902), (564, 4619085), (705, 3695268), (846, 3079390), (940, 2771451), (1410, 1847634), (1692, 1539695), (2115, 1231756), (2820, 923817), (4230, 615878), (8460, 307939)]