40143970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10267}}^1$

素因数の和:10314

約数の個数: 32

約数和(自身を含む): 79843968

約数和(自身を除く): 39699998

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 10267, 20534, 51335, 102670, 174539, 236141, 349078, 472282, 872695, 1180705, 1745390, 2361410, 4014397, 8028794, 20071985, 40143970]

約数ペア:

[(1, 40143970), (2, 20071985), (5, 8028794), (10, 4014397), (17, 2361410), (23, 1745390), (34, 1180705), (46, 872695), (85, 472282), (115, 349078), (170, 236141), (230, 174539), (391, 102670), (782, 51335), (1955, 20534), (3910, 10267)]