42339980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1663}}^1$

素因数の和:1758

約数の個数: 48

約数和(自身を含む): 95047680

約数和(自身を除く): 52707700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 1663, 2546, 3326, 5092, 6365, 6652, 8315, 12730, 16630, 25460, 31597, 33260, 63194, 111421, 126388, 157985, 222842, 315970, 445684, 557105, 631940, 1114210, 2116999, 2228420, 4233998, 8467996, 10584995, 21169990, 42339980]

約数ペア:

[(1, 42339980), (2, 21169990), (4, 10584995), (5, 8467996), (10, 4233998), (19, 2228420), (20, 2116999), (38, 1114210), (67, 631940), (76, 557105), (95, 445684), (134, 315970), (190, 222842), (268, 157985), (335, 126388), (380, 111421), (670, 63194), (1273, 33260), (1340, 31597), (1663, 25460), (2546, 16630), (3326, 12730), (5092, 8315), (6365, 6652)]