40803990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 102491136

約数和(自身を除く): 61687146

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 47, 86, 94, 129, 141, 215, 235, 258, 282, 430, 470, 645, 673, 705, 1290, 1346, 1410, 2019, 2021, 3365, 4038, 4042, 6063, 6730, 10095, 10105, 12126, 20190, 20210, 28939, 30315, 31631, 57878, 60630, 63262, 86817, 94893, 144695, 158155, 173634, 189786, 289390, 316310, 434085, 474465, 868170, 948930, 1360133, 2720266, 4080399, 6800665, 8160798, 13601330, 20401995, 40803990]

約数ペア:

[(1, 40803990), (2, 20401995), (3, 13601330), (5, 8160798), (6, 6800665), (10, 4080399), (15, 2720266), (30, 1360133), (43, 948930), (47, 868170), (86, 474465), (94, 434085), (129, 316310), (141, 289390), (215, 189786), (235, 173634), (258, 158155), (282, 144695), (430, 94893), (470, 86817), (645, 63262), (673, 60630), (705, 57878), (1290, 31631), (1346, 30315), (1410, 28939), (2019, 20210), (2021, 20190), (3365, 12126), (4038, 10105), (4042, 10095), (6063, 6730)]