74662780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3221}}^1$

素因数の和:3310

約数の個数: 48

約数和(自身を含む): 167801760

約数和(自身を除く): 93138980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 3221, 4636, 5795, 6442, 11590, 12884, 16105, 23180, 32210, 61199, 64420, 122398, 196481, 244796, 305995, 392962, 611990, 785924, 982405, 1223980, 1964810, 3733139, 3929620, 7466278, 14932556, 18665695, 37331390, 74662780]

約数ペア:

[(1, 74662780), (2, 37331390), (4, 18665695), (5, 14932556), (10, 7466278), (19, 3929620), (20, 3733139), (38, 1964810), (61, 1223980), (76, 982405), (95, 785924), (122, 611990), (190, 392962), (244, 305995), (305, 244796), (380, 196481), (610, 122398), (1159, 64420), (1220, 61199), (2318, 32210), (3221, 23180), (4636, 16105), (5795, 12884), (6442, 11590)]