40217944

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 82613520

約数和(自身を除く): 42395576

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 169, 197, 302, 338, 394, 604, 676, 788, 1208, 1352, 1576, 1963, 2561, 3926, 5122, 7852, 10244, 15704, 20488, 25519, 29747, 33293, 51038, 59494, 66586, 102076, 118988, 133172, 204152, 237976, 266344, 386711, 773422, 1546844, 3093688, 5027243, 10054486, 20108972, 40217944]

約数ペア:

[(1, 40217944), (2, 20108972), (4, 10054486), (8, 5027243), (13, 3093688), (26, 1546844), (52, 773422), (104, 386711), (151, 266344), (169, 237976), (197, 204152), (302, 133172), (338, 118988), (394, 102076), (604, 66586), (676, 59494), (788, 51038), (1208, 33293), (1352, 29747), (1576, 25519), (1963, 20488), (2561, 15704), (3926, 10244), (5122, 7852)]